#559AD4#559AD4

#559AD4 is a light, moderate cyan. Relative luminance 0.298; OKLCH L 66.5% C 0.112 H 245.9°. Best body text is #000000 at 6.96:1 contrast (WCAG AA passes).

Color values

HEX#559AD4
RGBrgb(85, 154, 212)
HSLhsl(207, 60%, 58%)
HSVhsv(207, 60%, 83%)
CMYKcmyk(59.9%, 27.4%, 0%, 16.9%)
CIE-LABlab(61.48, -4.53, -36.19)
CIE-LCHlch(61.48, 36.47, 262.87°)
OKLaboklab(66.54% -0.0455 -0.1018)
OKLCHoklch(66.54% 0.112 245.9)
XYZxyz(27.1812, 29.7934, 66.5929)
Luminance0.2980 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#559AD4 #D48F55
analogous
#55D4CF #559AD4 #555AD4
triadic
#559AD4 #D4559A #9AD455
tetradic
#559AD4 #CF55D4 #D48F55 #5AD455
square
#559AD4 #CF55D4 #D48F55 #5AD455
split-complementary
#559AD4 #D4555A #D4CF55
monochromatic
#235C8B #307CBC #559AD4 #86B7E0 #B7D4ED

Accessibility & contrast

On white

3.02
#559AD4 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.96
#559AD4 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #559AD4
6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##559AD4#FFFFFF#000000##000000
##559AD41.003.026.966.96
#FFFFFF3.021.0021.0021.00
#0000006.9621.001.001.00
##0000006.9621.001.001.00

Color blindness preview

Protanopia (red-blind)
#819BD7
Deuteranopia (green-blind)
#708FD3
Tritanopia (blue-blind)
#00A8AE
Achromatopsia (no color)
#949494

Design tokens & code

CSS
--color: #559ad4;
/* rgb */ color: rgb(85, 154, 212);
/* oklch */ color: oklch(66.5% 0.112 245.9);
Tailwind
colors: {
  custom: {
    50: '#8fb7e1',
    500: '#559ad4',
    950: '#000000',
  },
}
SCSS
$custom: #559ad4;
$custom-light: #8fb7e1;
$custom-dark: #000000;
JSON
{
  "hex": "#559ad4",
  "rgb": {
    "r": 85,
    "g": 154,
    "b": 212
  },
  "hsl": {
    "h": 207.402,
    "s": 59.624,
    "l": 58.235
  },
  "oklch": {
    "l": 0.66543,
    "c": 0.1115,
    "h": 245.9
  },
  "luminance": 0.29796
}

Semantic roles & 50–950 ramp

primary
#559AD4
secondary
#DCC0A9
accent
#8D45E3
background
#F9FBFD
surface
#F2F6FB
border
#CCD0D4
text
#0D1115
muted
#7E8083

Preview Lab

Preview with #559AD4

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →

#559AD4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva